Atom Juke Alloy 59mm Wheels 59mm x 38mm - Juke 2.0 has been retooled for better overall performance. New nylon cores with Mechanical Lock (ML) Technology that improves wear will help to eliminate chunking and increase speed. Combine Juke 2.0s technology, along with its new lime green urethane and white nylon cap and we are confident they will turn heads on the floor along with outperforming the original Juke and its competition. Alloy hub and narrow body (38mm) makes this wheel extremely fast.The infamous Juke 59mm wheel is known for its ability to accelerate, stop on a dime and maneuver through a pack like no other modern derby wheel.